10345 Water Pump Gasket Kit

Features:

• Complete Duramax water pump gasket kit
• High quality gaskets and seals
• Fits 2001-2016 6.6L Duramax engines
• Includes water pump outlet gasket
• Includes water pump cover seal
• Includes engine cover seal
• Includes bypass pipe seals
• Helps prevent coolant leaks
• Ideal during water pump replacement
• Manufactured by Merchant Automotive

Finish Your Water Pump Repair The Right Way

When you're replacing a water pump, the last thing you want is to reuse old seals and risk doing the job twice. The Merchant Automotive 10345 Water Pump Gasket Kit gives you the high quality gaskets and seals needed to complete the repair with confidence, helping restore the integrity of your Duramax cooling system. Taking care of every sealing surface while everything is already apart is a smart investment that can save time, money, and frustration down the road. Instead of searching for individual seals, this complete kit keeps the parts you need together in one convenient package. Additionally, using fresh gaskets helps reduce the chance of coolant leaks that could lead to overheating or additional repairs later. Whether you're maintaining a dependable daily driver or refreshing a hard working tow rig, this gasket kit helps ensure your water pump installation is finished with the attention it deserves.

Complete Sealing Components For A Proper Installation

Designed for 2001-2016 GM Sierra 2500HD and 3500HD along with Chevrolet Silverado 2500HD and 3500HD models equipped with the 6.6L Duramax engine, the Merchant Automotive 10345 kit includes the essential sealing components required during water pump replacement. The kit contains a bypass pipe seal, a back of water pump to water pump cover seal, a water pump to engine cover seal, an upper bypass pipe seal at the thermostat housing, and a water pump outlet gasket. Together, these components replace the primary seals disturbed during water pump service, helping restore proper coolant sealing throughout the system. Furthermore, the included seals are manufactured for the applicable LB7, LLY, LBZ, LMM, LML, and applicable LGH engine configurations where specified, providing broad compatibility across multiple Duramax generations. Replacing every accessible gasket during installation is considered a best practice because it minimizes the possibility of future coolant leaks and eliminates the need to revisit the same repair. With high quality components from Merchant Automotive, this gasket kit provides the dependable sealing performance needed to support a long lasting and professional quality water pump installation.

Fitment: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax

Notes:

• Fits 2001-2016 GM 6.6L Duramax applications.
• Intended for use during water pump replacement.
• Kit includes five separate sealing components.
• Water pump is not included.
• Compatible with LB7 through LML engines.
• Select seals also fit LGH applications.
• Replace all disturbed seals during service.
• Inspect sealing surfaces before installation.
• Verify engine generation before ordering.
• Professional installation may be recommended.